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GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATX vs GIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard,

Updated August 2026 — GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATX wins on warranty and power, GIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard, wins on price.

The GIGABYTE B850 AORUS Elite offers superior power design and features for AMD users, while the Z790 Eagle AX is a more budget-friendly option for Intel users.

Why GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATX is better

Power Design

14+2+2 power phase vs 12+1+1

Warranty

5-year warranty vs unspecified

Connectivity

Includes USB-C vs USB 3.2 Gen 2x2

Why GIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard, is better

Price

$159.99 vs $209.99

Compatibility

Supports Intel processors vs AMD

Thermal Management

Advanced thermal design vs standard

Overall score

GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATX
85
GIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard,
75

Specifications

SpecGIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATXGIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard,
ProcessorAMD Ryzen 9000/8000/7000Intel Core 14th/13th/12th
Power Phase14+2+212+1+1
M.2 Slots33
USB TypeUSB-CUSB 3.2 Gen 2x2
LAN2.5GbE2.5GbE

Dimension comparison

GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATXGIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard,

Overview of the Motherboards

The GIGABYTE B850 AORUS Elite WIFI7 AMD AM5 ATX Motherboard is designed for AMD processors, while the GIGABYTE Z790 Eagle AX LGA 1700 ATX Motherboard caters to Intel users. Each motherboard provides unique features that cater to different user needs and preferences. The B850 is priced at $209.99, whereas the Z790 is more budget-friendly at $159.99, making it about 17% cheaper than its competitor.

Processor Compatibility

The B850 AORUS Elite supports AMD Ryzen 9000, 8000, and 7000 Series processors, providing flexibility for users looking to build a system with AMD’s latest line-up. In contrast, the Z790 Eagle AX is compatible with Intel's 14th, 13th, and 12th Gen processors. This fundamental difference in processor compatibility could significantly influence a buyer's choice depending on their preferred CPU brand.

Power Design

In terms of power delivery, the B850 features a robust 14+2+2 power phase design, ensuring stability and efficiency for high-performance computing. The Z790, while slightly less powerful with a 12+1+1 power phase, still offers a sturdy power design that is well-suited for gaming and productivity tasks. Users seeking top-tier performance may lean towards the B850 due to its superior power phase configuration.

Thermal Management

Both motherboards have impressive thermal management systems, but they differ in design. The B850 AORUS Elite is equipped with VRM and M.2 Thermal Guards, which help in maintaining optimal temperatures during intensive tasks. Meanwhile, the Z790 Eagle AX boasts an advanced thermal design with enlarged MOSFET heatsinks and its own M.2 Thermal Guard. While both are effective, the B850's additional thermal features may provide a slight edge for users who push their systems to the limit.

Connectivity Options

Connectivity is another area where these motherboards shine. The B850 AORUS Elite includes PCIe 5.0, three M.2 slots, USB-C, and 2.5GbE LAN, offering a comprehensive range of options for high-speed data transfer and storage expansion. The Z790 Eagle AX also supports PCIe 5.0, features three M.2 slots, and includes USB 3.2 Gen 2x2 Type-C and 2.5GbE. Both motherboards cater to modern connectivity needs, but the inclusion of USB-C in the B850 may appeal to users looking for the latest standards.

RAM Support

Both motherboards support DDR5 memory, which is essential for high-performance systems. The B850 AORUS Elite offers four DIMM slots, while the Z790 Eagle AX, with dual-channel support, also features four DIMM slots. This means that both motherboards can accommodate ample RAM for demanding applications. However, AMD's approach with DDR5 might offer slightly more flexibility in configurations, depending on the specific build.

Warranty and Support

GIGABYTE backs the B850 AORUS Elite with a 5-year warranty, showcasing confidence in its durability and reliability. On the other hand, the warranty details for the Z790 Eagle AX were not specified, which could be a consideration for users concerned about long-term support. A longer warranty often indicates a manufacturer’s trust in their product, potentially influencing buyer decisions.

Price Comparison

Pricing is a significant factor in the decision-making process. The B850 AORUS Elite is currently available for $209.99, while the Z790 Eagle AX is listed at $159.99. This price difference of $50 makes the Z790 a more attractive option for budget-conscious consumers. However, the additional features and power design of the B850 may justify its higher price for users looking for a more robust motherboard.

Which should you buy?

Choosing between the GIGABYTE B850 AORUS Elite and the GIGABYTE Z790 Eagle AX ultimately comes down to your specific needs and preferences. If you are an AMD enthusiast looking for cutting-edge performance and features, the B850 AORUS Elite is the superior choice, albeit at a higher price of $209.99. Conversely, if you're an Intel user seeking a more affordable option without sacrificing essential features, the Z790 Eagle AX at $159.99 provides excellent value. Assessing your processor preference, budget, and desired features will help in making the best choice for your build.